氡被认为有诱发肺癌的危险。There is an acknowledged risk of lung cancer from radon.这种疾病是大脑化学物质失衡诱发的。The illness is triggered by a chemical imbalance in the brain.如果病毒不能变异, 也就不能够诱发疾病了.If the virus cannot replicate itself, it cannot cau...
Modification for synthetic purposes on the Diels - Alder adducts 56 and 62 has only rarely been considered.为了达到合成的目的,对Diels-Alder加 成物(56)和(62)加以改造的问题很少有人考虑.The meanders of a prattling brook, were shaded with straggling w...
The humoral factors are represented by various antibodies.体液性因素由各不同抗体来体现.The ability of humoral antibodies to inhibit tumor growth varies with different cell types.体液抗体抑制肿瘤生长的能力因细胞类型不同而异.Conclusions Hyperbilirubinemia in...
It is a very important tool for enterprises to realize electronical commerce.因此网络虚拟现实对于企业实现电子商务有重要的意义.Bachelor degree or above, majoring in electronical engineering, acoustics or physics.电子工程 、 声学或者相干物理学专业本科及以上课历.Master ...